KA3031 View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

View to exact match

KA3031

6-Channel Motor Drive IC

Fairchild Semiconductor 

Pin Definitions

Pin Number

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

Pin Name

IN1.2

OUT1

IN2.1

IN2.2

OUT2

IN3.1

IN3.2

OUT3

IN4.1

IN4.2

OUT4

CTL1

FWD1

REW1

CTL2

FWD2

REW2

SGND

MUTE1

MUTE2

MUTE3

MUTE4

PVCC1

DO6.2

DO6.1

DO5.2

DO5.1

DO4.2

DO4.1

PGND

PGND

DO3.2

DO3.1

PGND

DO2.2

DO2.1

DO1.2

DO1.1

PVCC2

KA3031

I/O

Pin Function Description

I

CH 1 op-amp input (−)

O

CH 1 op-amp output

I

CH 2 op-amp input (+)

I

CH 2 op-amp input (−)

O

CH 2 op-amp output

I

CH 3 op-amp input (+)

I

CH 3 op-amp input (−)

O

CH 3 op-amp output

I

CH 4 op-amp input (+)

I

CH 4 op-amp input (−)

O

CH 4 op-amp output

I

CH 5 motor speed control

I

CH 5 forward input

I

CH 5 reverse input

I

CH 6 motor speed control

I

CH 6 forward input

I

CH 6 reverse input

-

Signal ground

I

CH 1 mute

I

CH 2 mute

I

CH 3 mute

I

CH 4 mute

-

Power supply voltage (For CH 5, CH 6)

O

CH 6 drive output

O

CH 6 drive output

O

CH 5 drive output

O

CH 5 drive output

O

CH 4 drive output

O

CH 4 drive output

-

Power ground

-

Power ground

O

CH 3 drive output

O

CH 3 drive output

-

Power ground

O

CH 2 drive output

O

CH 2 drive output

O

CH 1 drive output

O

CH 1 drive output

-

Power supply voltage (For CH 1, CH 2, CH 3, CH 4)

3

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